Voir la notice de l'article provenant de la source Math-Net.Ru
@misc{KVANT_2018_5_a7, title = {{\CYRZ}{\cyra}{\cyrd}{\cyra}{\cyrch}{\cyri}}, journal = {Kvant}, pages = {25}, publisher = {mathdoc}, number = {5}, year = {2018}, language = {ru}, url = {https://geodesic-test.mathdoc.fr/item/KVANT_2018_5_a7/} }
Задачи. Kvant, no. 5 (2018). https://geodesic-test.mathdoc.fr/item/KVANT_2018_5_a7/